Which of the following statements is true? question 5 options: a. a promoter determines whether a gene is expressed. b. an expressed gene is turned off. c. proteins that bind to regulatory sites on dna determine whether a gene is expressed. d. rna polymerase regulates gene expression.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Select the correct answer from each drop-down menu proteins are